<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>欢迎</title>
</head>
<body>
    <h1 align="center">欢迎！！！！</h1>
    <div align="center">
        <a href="/test">查看大屏</a>
    </div>

</body>
</html>